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Application filed by Недко ИВАНОВ, Тодор РОШМАНОВ, Диана ДИМИТРОВА, Васил ГЕОРГИЕВ, Ирина ПЕТРОВА, Иванка ЩЕРЕВАfiledCriticalНедко ИВАНОВ
Priority to BG101415ApriorityCriticalpatent/BG101415A/en
Publication of BG101415ApublicationCriticalpatent/BG101415A/en
The bitumen mixtures are designed for sheet hydroinsulationand filling concrete joints on roads, airports, bridges, and otherstructures in road construction. They have good low temperatureand higher plastic-elastic properties. The composition includesthe following components in %: from 0 to 50 oxidized bitumenBV-60, BV-70, from 0 to 50 goudron (residual asphalt) from thevacuum distillation of heavy oil with softening temperature from32 to 38oC, modified additives such as elastomer(styrene-butadiene-styrene rubber) or thermoplastic (iso- andatactic polypropylene) and mineral filler (talcum, chalk andothers).1 claim
BG101415A1997-04-161997-04-16Composition for the preparation of bitumen mixtures
BG101415A
(en)